00981 a2200241 4500 Nust 20221017123133.0 79025974 0839115539 Nust 617.89,ACO Acoustical factors affecting hearing aid performance / edited by Gerald A. Studebaker and Irving Hochberg. Baltimore : University Park Press, c1980. xiv, 450 p. : ill. ; 24 cm. Perspectives in audiology series 100441 Acoustical Effects of the Environment (Page-1), The External Ear, The Earmold and The Earphone (Page-107), Modeling Techniques (Page-266), Frequency Response Selection Techniques (Page-322). Acoustical engineering Congresses. 100442 Hearing aids Congresses. 100443 Hearing aids Fitting Congresses. 100444 Hochberg, Irving. 100445 Studebaker, Gerald A. 100446 ddc BK 183215 183215 0 0 ddc 0 0 MCS MCS GEN 2016-12-12 617.89,ACO MCS20687 2016-12-08 2016-12-12 BK Almirah No.26, Shelf No.4 0 0 ddc 0 0 MCS MCS GEN 2016-12-12 617.89,ACO MCS21151 2016-12-08 2016-12-12 BK Almirah No.26, Shelf No.4